[R] about the array transpose

Uwe Ligges ligges at statistik.tu-dortmund.de
Mon Oct 3 19:13:39 CEST 2011



On 03.10.2011 03:29, venerealdisease wrote:
> Hi, all,
>
> I am a newbie for [R]
> Would anyone help me how to transpose a 3x3x3 array for 1:27
>
> Eg.
> A<-array(1:27, c(3,3,3)
>
> What is the logic to transpose it to B<-aperm(A, c(3,2,1))

It simply says third dimension first, second second, and first third.

Uwe Ligges


>
> Because I found I could not imagine how it transposes, anyone could solve my
> problem?
> And most important I could get the number what I expected, I think if I
> could not figure it out, I will have a confused concept which will affect my
> future learning of 3D models in [R].
>
> Highly appreciated and thanks.
>
> VD
>
>
>
>
>
>
>
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